15 lines
		
	
	
	
		
			397 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			15 lines
		
	
	
	
		
			397 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | 
 | ||
|  | #include <linux/hardirq.h>
 | ||
|  | 
 | ||
|  | /*
 | ||
|  |  * may_use_simd - whether it is allowable at this time to issue SIMD | ||
|  |  *                instructions or access the SIMD register file | ||
|  |  * | ||
|  |  * As architectures typically don't preserve the SIMD register file when | ||
|  |  * taking an interrupt, !in_interrupt() should be a reasonable default. | ||
|  |  */ | ||
|  | static __must_check inline bool may_use_simd(void) | ||
|  | { | ||
|  | 	return !in_interrupt(); | ||
|  | } |